Patent US534046A successfully refreshed from Google Patents.
Patent US1204451A successfully refreshed from Google Patents.
US1204451A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turning device for boiler-shells and the like.
Assignee: Erie City Iron Works
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Filing: 1915-07-06
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Granted: 1916-11-14
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Expires: 1935-07-06
Abstract
No abstract record available.
Inventors
- 👤 James C Kaveney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:25
CPC Classifications
B; B25; B25H; B25H1/00; B25H1/0021; B25H1/0057; F; F16; F16H; F16H7/00; F16H7/08; F16H2007/0889; F16H2007/0891; Y; Y10; Y10T; Y10T408/00; Y10T408/55; Y10T408/561; Y10T408/5619
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1919-11-14 | 1920-05-15 | 1920-11-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1923-11-14 | 1924-05-15 | 1924-11-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1927-11-14 | 1928-05-15 | 1928-11-14 | $7700.00 | Window Closed / Lapsed |